public IActionResult Update(int id)
{
using (MUPContext db = new MUPContext())
{
return(View(new ReqView {
requests = db.RequestLogs
.Where(r => r.RequestId == id)
.OrderByDescending(a => a.LogTime)
.ToArray()
}));
}
}
public IActionResult Update(int id, long dt_log, int new_status, string Comment)
{
try
{
using (MUPContext db = new MUPContext())
{
using (var transact = db.Database.BeginTransaction(IsolationLevel.RepeatableRead))
{
//получаем последнюю запись из лога
var rl = db.RequestLogs
.Where(r => r.RequestId == id)
.OrderByDescending(a => a.LogTime)
.First();
////проверяем последняя ли запись
if (rl.LogTime.Ticks != dt_log)
{
throw new Exception("Данные устарели, необходимо обновить!");
}
if (!StatusUtils.CheckNextStatus(rl.Status, new_status))
{
throw new Exception(string.Format("Недопустимое изменение статуса заявки '{0}'->'{1}'",
StatusUtils.GetStatusName(rl.Status), StatusUtils.GetStatusName(new_status)));
}
//добавление записи
db.RequestLogs.Add(new RequestLog
{
RequestId = id,
Status = new_status,
Comment = Comment,
LogTime = DateTime.Now
});
db.SaveChanges();
transact.Commit();
}
}
return(Redirect((Url.Action("Update", new { id = id }))));
}
catch (Exception e)
{
return(View("ErrorUpdate", new ErrorUpdate {
message = e.Message, id = id
}));
}
}
public IActionResult Create(string Comment)
{
using (MUPContext db = new MUPContext())
{
int new_id = db.GetReqID();//получить новый id
db.RequestLogs.Add(new RequestLog
{
RequestId = new_id,
Status = 0,//статус
LogTime = DateTime.Now,
Comment = Comment
});
db.SaveChanges();
return(Redirect(Url.Action("Update", new { id = new_id })));
}
}
